Math, asked by suyanshpatidar2366, 1 year ago

A copper wire has a diameter 0.5mm and resitivity 1.6 *10 power minus 8ohm m.what will be the length of this wire to make the resistance 12ohm.
How much will be the resistance of another copper wire of same length but half the diameter.

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Answered by Shraddha3838

1

sorry I can't help...........

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